Home / 484,764.11-669,002.07-291,231.01

Finding the Fourth Proportional to 484,764.11, 669,002.07 and 291,231.01

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Solution

The fourth proportional to 484,764.11, 669,002.07 and 291,231.01 is: 401,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,764.11 : 669,002.07 = 291,231.01 : x
  2. Step 2: Convert to fraction form
    484,764.11/669,002.07 = 291,231.01/x
  3. Step 3: Cross multiply
    484,764.11x = 669,002.07 × 291,231.01
  4. Step 4: Simplify right side
    484,764.11x = 194,834,149,536.71
  5. Step 5: Solve for x
    x = 194,834,149,536.71/484,764.11
  6. Step 6: Final answer
    x = 401,915.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.